A randomized 25 question test from a pool of 761 questions, good luck!
In the protocol specifications of Modbus, there are standard 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the input status registers addresses?
Which of the answers best represents the number OSI network layers that the Foundation fieldbus frame is enclosed in?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the smallest in area covered?
Which of the wire types below is best described as "requiring a tinned copper drain wire"?
A typical HMI has several subsystems attached to it. Which of the subsystems below would be involved in visual indications of data?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a series of 10 coils to the slave device?
With IPv4, you would use static address assignment over dynamic for this primary reason?
In each OSI layer, each device must be identified to be used. In which of the layers below does the physical address of each network device reside?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a horn being sounded?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of firewall in its connection to the control network?
Of the answers below, which would be best for data transmission?
Which of the components below best represents the letter "C"?
In the process conditions model, there are transition points between the stages of operating conditions. Which of the answers below is the transition point between the target and normal conditions?
Which one is best described as connecting the input signal of a device, with the output of the converter itself?
The data transmission in HDX mode travels in _____ direction(s)? Choose the best answer from the ones provided to fill in the blank
Data communication in a DCS takes the form of various net works. Which of the networks below are redundant networks for controller connections?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that the scanner module receives information communicated digitally from up to 63 supported devices?
Digital signals are, either specific or transitory, voltage levels represent states of logic. Which of the signal encoding methods below uses voltage levels to represent logic states?
The data transmission in SX mode travels in _____ direction(s)? Choose the best answer from the ones provided to fill in the blank
There are two types of Ethernet connector cables. Which type of connector cable is pictured below?
In the unbalanced signal transmission system, which answer best represents the number 2?
There are many versions of Modbus, one of those is Modbus RTU. Which of the answers below correctly orders the components of the Modbus RTU frame?
Which of the recommended standards below would be best described as an unbalanced transmission system?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that converts 8 or 16 inputs to a digital signal?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that the scanner module receives information communicated digitally from up to 63 supported devices?